#4B1D0B#4B1D0B

#4B1D0B is a dark, moderate orange. Relative luminance 0.024; OKLCH L 29.6% C 0.075 H 40.6°. Best body text is #FFFFFF at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#4B1D0B
RGB	rgb(75, 29, 11)
HSL	hsl(17, 74%, 17%)
HSV	hsv(17, 85%, 29%)
CMYK	cmyk(0%, 61.3%, 85.3%, 70.6%)
CIE-LAB	lab(17.46, 20.57, 21.51)
CIE-LCH	lch(17.46, 29.76, 46.28°)
OKLab	oklab(29.62% 0.0573 0.0492)
OKLCH	oklch(29.62% 0.075 40.6)
XYZ	xyz(3.4018, 2.3992, 0.6005)
Luminance	0.0240 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B1D0B #0B394B

analogous

#4B0B19 #4B1D0B #4B3D0B

triadic

#4B1D0B #0B4B1D #1D0B4B

tetradic

#4B1D0B #194B0B #0B394B #3D0B4B

square

#4B1D0B #194B0B #0B394B #3D0B4B

split-complementary

#4B1D0B #0B4B3D #0B194B

monochromatic

#1B0A04 #1B0A04 #4B1D0B #803213 #B6461B

Accessibility & contrast

On white

14.19

#4B1D0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#4B1D0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B1D0B

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B1D0B	#FFFFFF	#000000	##FFFFFF
##4B1D0B	1.00	14.19	1.48	14.19
#FFFFFF	14.19	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2409

Deuteranopia (green-blind)

#352F0A

Tritanopia (blue-blind)

#531319

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #4b1d0b;
/* rgb */ color: rgb(75, 29, 11);
/* oklch */ color: oklch(29.6% 0.075 40.6);

Tailwind

colors: {
  custom: {
    50: '#825a4c',
    500: '#4b1d0b',
    950: '#000000',
  },
}

SCSS

$custom: #4b1d0b;
$custom-light: #825a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#4b1d0b",
  "rgb": {
    "r": 75,
    "g": 29,
    "b": 11
  },
  "hsl": {
    "h": 16.875,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.29616,
    "c": 0.07549,
    "h": 40.6
  },
  "luminance": 0.02399
}

Semantic roles & 50–950 ramp

primary

#4B1D0B

secondary

#2B6D87

accent

#BDF137

background

#F8F5F4

surface

#EFE9E7

border

#CAC5C3

text

#0B0401

muted

#7C7977

Preview Lab

Preview with #4B1D0B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →